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- 1. Multiple Choice
What is the main purpose of the immune system?support the body through bones and musclesget rid of waste from the bodyprotect the body from pathogensmove blood through the body - 2. Multiple ChoiceWhich one is a way the body defends against a pathogen?FeverStomach Acid digestingWhite Blood Cells fighingAll of these are correct
- 3. Multiple ChoiceLike all other body systems, the immune system helps the body maintain homeostasis. Which statement best describes how the immune system does this?it protects other organs and tissues from infection and diseaseit breaks down food to provide cells with nutrientsit gathers information through the senses and controls all other body systemsit transports oxygen and carbon dioxide
- 4. Multiple ChoiceLiz notices that shortly after cutting her arm accidentally the area around the cut is turning red and feeling hot. Which immune system defense is Liz experiencing?inflammationwhite blood cell clottingskinfever
- 5. Multiple ChoiceCells that ingest pathogens areplasma cellsphagocytic cellshelper T cellsantibodies
- 6. Multiple Choice
What is the body's first line of defence against infection?
Physical barriers
White blood cells
Blood plasma
Red blood cells
- 7. Multiple Choice
Which of the following are examples of innate (non-specific) immunity?
Skin forms a physical and antiseptic barrier to pathogens
Leukocytes detect the antigens of the E.coli bacterium and produce antibodies
Macrophages engulf bacterial cells at the site of infection
The body produces large numbers of memory cells with specific antibodies
- 8. Multiple Choice
When is passive immunity developed?
After a baby's first vaccination
After a baby's first bacterial infection
Before birth
After a baby's first dose of antibiotics
- 9. Multiple Choice
What name is given to the cells lining the trachea (windpipe) that work together to catch and sweep away pathogens trapped in mucus?
Salivary glands & goblet cells
Pancreatic cells & goblet cells
Cilliated epithelial cells & muscle cells
Cilliated epithelial cells & goblet cells
- 10. Multiple Choice
An agent that causes a disease is a...
Pathogen
Coronavirus
Antigen
Leukocyte
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